Cross-brand match

Blue Moon Bay in Valspar

Vista Paint 7301 translated into the Valspar line

Vista Paint Blue Moon Bay 7301 on a wall, hex #435466
Valspar Midnight Shadow 4004-4C on a wall, hex #405162

The closest Valspar paint to Vista Paint Blue Moon Bay (7301) is Midnight Shadow 4004-4C, a delta-E of 1.43 away — close enough to swap without anyone noticing, though a large sample in daylight will show the difference.

Light reflectance is effectively identical, 8.0 against 7.9. Undertone reads as blue undertone against blue undertone, at chroma 12.2 and 12.7.

Codes are not transferable between manufacturers and no brand publishes a conversion table, so every figure here is measured from the published hex values rather than taken from a chart.

NEARESTMidnight Shadow4004-4C
DISTANCEΔE 1.43CIE Lab
LIGHT REFLECTANCE7.9 against 8.0
HEX#405162against #435466

Ranked matches in Valspar

closest first
Valspar colorΔE LRV Undertone
Midnight Shadow4004-4C 1.43 7.9 blue undertone Compare
Motor City Blue4005-4C 1.53 8.0 blue undertone Compare
Mountain River4005-6C 2.48 8.9 blue Compare
Dark Night4003-4C 4.02 10.1 blue undertone Compare
Rogue Blue5009-2 5.38 7.2 blue undertone Compare
Deep Twilight Blue4007-6C 5.61 8.0 blue Compare

Blue Moon Bay in other brands

same color, different line

Full detail on Blue Moon Bay